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Potsdam Conference
USSR is informed of the Manhatten Project. -
Period: to
The Arms Race
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1st Atomic Bombing of Japan
US Dropped the first Atomic Bomb, "Little Boy" on Hisroshima, Japan. -
2nd Atomic Bomb Dropped.
US dropped the second Atomic bomb on Nagasaki, Japan. It was codenamed "Fat Man." -
USSR enters race.
The USSR tested its first atomic bomb. Nicknamed Joe 1 by the westerners. -
First Hydrogen Bomb
The United States tested the first Hydrogen bomb. -
USSR Hydrogen Bomb
The USSR detonated its first Hydrogen bomb. -
Cuban Missle Crisis
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SALT 1
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SALT 2
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INF
Intermediate Nuclear Forces treaty. -
Berlin Wall
The Berlin Wall fell on this day. -
End of the Cold War